Files
portifolio-evandrodevbr/app/components/animations/TextDiffuseReveal.reducedMotion.test.tsx
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TypeScript

import { render } from "@testing-library/react";
import type { ReactNode } from "react";
import { TextDiffuseReveal } from "./TextDiffuseReveal";
let mockReducedMotion = false;
let mockInView = true;
let mockAnimations: Array<{ animate?: Record<string, unknown> }> = [];
jest.mock("framer-motion", () => {
const React = require("react");
return {
motion: {
span: ({
children,
initial: _initial,
animate,
transition: _transition,
onAnimationComplete: _onAnimationComplete,
...props
}: {
children?: ReactNode;
initial?: unknown;
animate?: Record<string, unknown>;
transition?: unknown;
onAnimationComplete?: () => void;
} & Record<string, unknown>) => {
mockAnimations.push({ animate });
return React.createElement("span", props, children);
},
},
useInView: () => mockInView,
useReducedMotion: () => mockReducedMotion,
};
});
describe("TextDiffuseReveal reduced motion", () => {
beforeEach(() => {
mockReducedMotion = false;
mockInView = true;
mockAnimations = [];
});
it("clears blur and scale when reduced motion resolves after mount", () => {
const { rerender } = render(<TextDiffuseReveal text="Reveal" />);
mockAnimations = [];
mockReducedMotion = true;
rerender(<TextDiffuseReveal text="Reveal" />);
expect(mockAnimations).toHaveLength(6);
expect(mockAnimations).toEqual(
expect.arrayContaining(
Array.from({ length: 6 }, () =>
expect.objectContaining({
animate: {
opacity: 1,
filter: "blur(0px)",
scale: 1,
},
}),
),
),
);
});
it("keeps the first render independent of the reduced-motion preference", () => {
mockReducedMotion = true;
mockInView = false;
render(<TextDiffuseReveal text="Reveal" />);
expect(mockAnimations[0]).toEqual({
animate: {
filter: "blur(12px)",
opacity: 0,
scale: 0.9,
},
});
});
});